355519domain: NPropertiesPrimalityPrimeyesAppears in sequencesPrimes p such that p^4 + p - 1, p^4 + p^2 - 1, p^4 + p^3 - 1 are also prime.at n=17A226938a(n) is the number of positive integer solutions of n*x*y*z*v*w = (x + n) * (y + n) * (z + n) * (v + n) * (w + n), x <= y <= z <= v <= w.at n=35A381644Prime numbersat n=30419